Question: QUESTION 2 An X element possesses two stable isotopes and has an average mass of 85.5 amu. 85x has a mass of 84.8 amu and

QUESTION 2 An X element possesses two stable isotopes and has

QUESTION 2 An X element possesses two stable isotopes and has an average mass of 85.5 amu. 85x has a mass of 84.8 amu and percent abundance of 0.722. What is the mass of the other isotope of X

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